Petasites frigidus

Petasites frigidus (L.) Fr.

Synonym(s):

Palmate Coltsfoot is a member of the aster family (family Asteraceae) which includes herbs, sometimes shrubs or vines, rarely trees, with simple or compound,alternate or opposite leaves. Flowers small, but organized into larger heads resembling a single, radially symmetrical flower cupped by a ring of green bracts. In this large, worldwide family there are about 920 genera and 19,000 species. Cosmos, Sunflower, Zinnia, Dahlia, and many others are grown as ornamentals; Lettuce, Sunflowers, and Artichokes provide food. Safflower oil is obtained from this family. Ragweed pollen causes hay fever.